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WELL KNOWN PORT NUMBERS 0/TCP Reserved 0/UDP Reserved 1/TCP Port Service Multiplexer 2/TCP Management Utility 3/TCP Compression Process 5/TCP Remote Job Entry 7/TCP Echo 7/UDP Echo 9/TCP Discard 9/UDP

How to fill out well known port-numbers

How to fill out well known port-numbers

1. To fill out well known port-numbers, follow these steps:
2. Familiarize yourself with the concept of well known port numbers. Well known port numbers are standardized port numbers that are commonly used for specific types of network services.
3. Access a well known port-number list or reference. This can be found online or in networking textbooks and guides.
4. Identify the type of network service you want to assign a well known port number to. Examples include FTP (File Transfer Protocol), HTTP (Hypertext Transfer Protocol), and SMTP (Simple Mail Transfer Protocol).
5. Find the corresponding port number for the network service you identified. The well known port numbers are typically listed alongside the names of the network services.
6. Fill out the well known port number next to the corresponding network service in your list or reference.
7. Make sure to use the correct well known port number when configuring network devices or applications that utilize the specific network service.
8. Regularly check for updates or changes to the well known port-number list, as new services may be assigned or existing assignments may change over time.

Who needs well known port-numbers?

1. Various individuals and entities may need well known port numbers, including:
2. - Network administrators: They use well known port numbers to configure and manage network devices, applications, and services.
3. - Developers: When creating network applications, developers often need to know the well known port numbers associated with specific services for proper communication and integration.
4. - IT professionals: Well known port numbers are essential knowledge for IT professionals working in networking and network security.
5. - System administrators: They rely on well known port numbers to set up and maintain network services.
6. - Students and learners: Those studying computer networks or related subjects need to understand well known port numbers as part of their curriculum.
7. - Researchers: Individuals conducting research on network protocols and services often require well known port numbers for their studies and analysis.

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What is well known port-numbers?

Well known port numbers are assigned by the Internet Assigned Numbers Authority (IANA) for specific services or protocols.

Who is required to file well known port-numbers?

Developers, network administrators, and anyone working with network protocols are required to know and use well known port numbers.

How to fill out well known port-numbers?

To fill out well known port numbers, you can refer to the IANA website or various online resources that list the assigned port numbers for different services and protocols.

What is the purpose of well known port-numbers?

The purpose of well known port numbers is to provide a standardized way to identify different services and protocols running on a network.

What information must be reported on well known port-numbers?

The information reported on well known port numbers includes the assigned port number, the service or protocol it corresponds to, and any relevant details about its usage.